mac80211: minstrel: make prob_ewma u16 instead of u32
Saves about 1.2 KiB memory per station
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/mac80211/rc80211_minstrel.h b/net/mac80211/rc80211_minstrel.h
index ea86e67..be6c3f3 100644
--- a/net/mac80211/rc80211_minstrel.h
+++ b/net/mac80211/rc80211_minstrel.h
@@ -59,7 +59,7 @@ struct minstrel_rate_stats {
/* statistis of packet delivery probability
* prob_ewma - exponential weighted moving average of prob
* prob_ewmsd - exp. weighted moving standard deviation of prob */
- unsigned int prob_ewma;
+ u16 prob_ewma;
u16 prob_ewmv;
/* maximum retry counts */
